45/15 Second Interval Workout Timer with Music - 2021 Mash-Up

45/15 second interval timer that is perfect for your next workout. 45 seconds of work with a 15-second rest to the best music mash-up of 2021. Workout music with a timer is the perfect combo to keep your workout on track. The beep marks the start or the end of the workout and rest time. Cardio, Strength/Resistance Training, Kickboxing, and even HIIT. Looking for a workout? Check out Badass Mama Fitness